CREATE TABLE sources (
    cryptocyrrency varchar(20),
    rate_link varchar(1000)
);

CREATE TABLE bitcoin(
    point datetime,
    price numeric(8.2)
);

CREATE TABLE ethereum(
    point datetime,
    price numeric(8.2)
);

CREATE TABLE monero(
    point datetime,
    price numeric(8.2)
);

INSERT INTO sources VALUES ('Bitcoin', 'https://www.google.com/search?q=bitcoin+to+usd');
INSERT INTO sources VALUES ('Ethereum', 'https://www.google.com/search?q=ethereum+to+usd');
INSERT INTO sources VALUES ('Monero', 'https://www.google.com/search?q=monero+to+usd');
